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Finding the Fourth Proportional to 132,663.47, 183,066.35 and 75,303.95

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Solution

The fourth proportional to 132,663.47, 183,066.35 and 75,303.95 is: 103,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,663.47 : 183,066.35 = 75,303.95 : x
  2. Step 2: Convert to fraction form
    132,663.47/183,066.35 = 75,303.95/x
  3. Step 3: Cross multiply
    132,663.47x = 183,066.35 × 75,303.95
  4. Step 4: Simplify right side
    132,663.47x = 13,785,617,975.23
  5. Step 5: Solve for x
    x = 13,785,617,975.23/132,663.47
  6. Step 6: Final answer
    x = 103,914.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.